(4113011 5. A monoprotic acid (HA) with K, of 8.76 x 10 has a partition coefficient of 3.9 (favoring octanol) when distributed between water and octanol, An aqueous solution (100.0 ml, pH 4.50) initially containing a 0.200 M formal concentration of HA is extracted once using 30.0 ml of octanol. a) What is the extraction efficiency? b) Calculate the formal concentration of the acid in both the water phase and the octanol phase after performing the extraction. Fwater = Foctanol = c) Would the extraction efficiency increase, decrease, or not change if the pH of the aqueous phase is adjusted to 7.00 prior to performing the extraction? Circle one: increase decrease no change Briefly explain:

(4113011 5. A monoprotic acid (HA) with K, of 8.76 x 10 has a partition coefficient of 3.9 (favoring octanol) when distributed between water and octanol, An aqueous solution (100.0 ml, pH 4.50) initially containing a 0.200 M formal concentration of HA is extracted once using 30.0 ml of octanol. a) What is the extraction efficiency? b) Calculate the formal concentration of the acid in both the water phase and the octanol phase after performing the extraction. Fwater = Foctanol = c) Would the extraction efficiency increase, decrease, or not change if the pH of the aqueous phase is adjusted to 7.00 prior to performing the extraction? Circle one: increase decrease no change Briefly explain:

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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